CN104242472B - A kind of railway station low buckling distribution intelligent monitor system - Google Patents
A kind of railway station low buckling distribution intelligent monitor system Download PDFInfo
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Abstract
The invention discloses a kind of railway station low buckling distribution intelligent monitor system, it includes long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument, fieldbus, protocol converter and field apparatus, protocol converter is connected with main website of Surveillance center by Ethernet, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment and intelligence instrument are connected with protocol converter by fieldbus, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument is also connected with field apparatus.The present invention completes task in the data set of on-the-spot each controller, and superior main website sends data；Accept the control command of higher level main website, be distributed to corresponding controller and perform control task；Human-machine interface function is provided if desired, provides interactive service for operator on duty, it is simple to perform monitor task in locality；Data-interface with fire alarm system FAS is provided.
Description
Technical field
The present invention relates to a kind of monitoring system, particularly relate to a kind of railway station low buckling distribution intelligent monitor system.
Background technology
The transformation and distribution system of the rail facilities such as station, station, complex building, comprehensive maintenance depot, tunnel, bridge mainly includes 35KV or 10KV distribution facility, transformator, low-voltage distribution facility and provides diesel-driven generator and the power-supply device etc. of each type load for oneself.Generally, low pressure electric substation, panel switches loop, provide diesel-driven generator for oneself, all kinds of power-supply device includes that important load power-supply device and diesel generating set, EPS, UPS equipment and the solar-energy photo-voltaic cells etc. such as communication, signal, ticketing are as electromechanical equipment monitored object.
Transformation and distribution system includes high pressure equipment, potential device, low-voltage equipment, generating equipment, power cabinet etc..Transformation and distribution system is the heart of whole intelligent building, particularly in the building that passenger station, tunnel etc. are special, needs transformation and distribution system to have high power supply reliability, needs transformation and distribution system to save energy and reduce the cost, and needs transformation and distribution system to reduce accident potential.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of railway station low buckling distribution intelligent monitor system, improve power supply reliability, energy-saving and cost-reducing, reduce accident potential.
It is an object of the invention to be achieved through the following technical solutions: a kind of railway station low buckling distribution intelligent monitor system, it includes long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument, fieldbus, protocol converter and field apparatus, protocol converter is connected with main website of Surveillance center by Ethernet, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment and intelligence instrument are connected with protocol converter by fieldbus, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument is also connected with field apparatus.
Described long-distance monitorng device includes rack, communication unit, RTU RTU, binding post, Switching Power Supply and tail optical fiber box, communication unit is connected with tail optical fiber box, communication unit is connected with RTU RTU, Switching Power Supply is connected with RTU RTU, and Interface Terminal is corresponding with the terminal on RTU RTU to be connected.
Communication unit is the optical transmitter and receiver having self-healing function.
Binding post includes remote signalling terminal, remote control terminal, voltage terminal, current terminal, DC terminal and communication terminal.
It also includes relay, air switch and spark gap.
Communication unit, RTU RTU, binding post, Switching Power Supply, tail optical fiber box, relay, air switch and spark gap use base plate screw mounting means or standard DIN guide rails assembling mode.
Described remote control unit is remote relay output module, and described telecommunication equipment is switching value acquisition module, and described telemetering equipment is analogue collection module.
Described fieldbus is CAN, LonWorks bus or RS-485 bus.
It also includes interconnection switch, and interconnection switch controls the power supply of field apparatus, when normally working, interconnection switch makes field apparatus be connected with non-fire-fighting equipment, when a fire, interconnection switch makes field apparatus be connected with fire-fighting power supply, and interconnection switch is also connected with long-distance monitorng device and remote control unit.
It also includes monitor workstation, and monitor workstation provides human-machine interface function, it is simple to operator on duty performs supervision, control task in locality, provides interactive service, monitor workstation to access fieldbus by protocol converter for attendant.
It also includes that building automation system BAS supervising device and communication adapter, building automation system BAS supervising device are connected with communication adapter, and communication adapter is connected with protocol converter by fieldbus.
Described building automation system BAS supervising device includes air conditioning system supervising device, VMC (Ventilation Mechanical Control System) supervising device, air supplying and exhausting system supervising device, refrigeration station system supervising device, heat-exchange system supervising device and supply and drain water system supervising device.
The invention has the beneficial effects as follows: a kind of railway station low buckling distribution intelligent monitor system, improve power supply reliability, energy-saving and cost-reducing, reduce accident potential.
Low voltage substation intelligent monitor system completes following function:
(1) complete task in the data set of on-the-spot each controller, and superior main website sends data；
(2) accept the control command of higher level main website, be distributed to corresponding controller and perform control task；
(3) human-machine interface function is provided if desired, it is simple to operator on duty, the personnel that make an inspection tour perform supervision, control task in locality, provide interactive service for attendant；
(4) data-interface with fire alarm system FAS is provided.
The concrete monitoring content of low voltage substation intelligent monitor system is:
(1) fire-fighting power supply, non fire fighting power supply outlet switch, the on off state of interconnection switch are monitored；
(2) its voltage and current is monitored；
(3) monitor for distribution power factor, frequency.
Accompanying drawing explanation
Fig. 1 is present system theory diagram；
Fig. 2 is long-distance monitorng device structured flowchart of the present invention；
Fig. 3 is that the present invention is embodied as case structure figure.
Detailed description of the invention
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to the following stated.
The transformation and distribution system of the rail facilities such as station, station, complex building, comprehensive maintenance depot, tunnel, bridge mainly includes 35KV or 10KV distribution facility, transformator, low-voltage distribution facility and provides diesel-driven generator and the power-supply device etc. of each type load for oneself.Generally, low pressure electric substation, panel switches loop, provide diesel-driven generator for oneself, all kinds of power-supply device includes that important load power-supply device and diesel generating set, EPS, UPS equipment and the solar-energy photo-voltaic cells etc. such as communication, signal, ticketing are as electromechanical equipment monitored object.
Having relevant distribution loop on off state, voltage, electric current, frequency, meritorious, idle, electric degree, UPS or house generator state etc. in supervision, control object is mainly loop and power-supply device on off state and stand-by generator automatic switching, on-load switch, table meter switch etc..
As shown in Figure 1, a kind of railway station low buckling distribution intelligent monitor system TBAS-1000, it at least includes a long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument, fieldbus, protocol converter and field apparatus, protocol converter is connected with main website of Surveillance center by Ethernet, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment and intelligence instrument are connected with protocol converter by fieldbus, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument is also connected with field apparatus.
Low buckling distribution monitor device they specifically complete the on-the-spot data acquisition of electromechanical equipment, Stateful Inspections and automatically control task, optimal monitoring scheme and equipment should be selected according to site environment and the specific requirement of controll plant.
Low pressure transformation and distribution system has two electric power systems, the i.e. low pressure transformation and distribution system as fire-fighting power supply and the low pressure transformation and distribution system as non fire fighting power supply, the loop that fire-fighting power supply connects is important loop, the loop that non fire fighting power supply connects is that general loop, fire-fighting power supply and non fire fighting power supply are connected by interconnection switch isolation.
Described reactive-load compensation capacitor controller, acts the effect of the power factor improving electrical network in power supply system, reduces supply transformer and the loss of conveying circuit, improves power supplying efficiency, improves power supply environment.Reduce the loss of electrical network to greatest extent, make power grid quality improve.Reactive power compensating controller has three kinds of sample modes, power factor type, reactive power type, reactive current type.Controller is the command system of reactive power compensator, sampling, computing, sends switching signal, and the function such as parameter setting, measurement, element protection is completed by compensating controller.
As shown in Figure 2, described long-distance monitorng device includes rack, communication unit, RTU RTU, binding post, Switching Power Supply and tail optical fiber box, communication unit is connected with tail optical fiber box, communication unit is connected with RTU RTU, Switching Power Supply is connected with RTU RTU, and Interface Terminal is corresponding with the terminal on RTU RTU to be connected.
Communication unit is the optical transmitter and receiver having self-healing function.
Binding post includes remote signalling terminal, remote control terminal, voltage terminal, current terminal, DC terminal and communication terminal.
It also includes relay, air switch or spark gap.
Communication unit, RTU RTU, binding post, Switching Power Supply, tail optical fiber box, relay, air switch and spark gap use base plate screw mounting means or standard DIN guide rails assembling mode.
Described remote control unit is remote relay output module, and described telecommunication equipment is switching value acquisition module, and described telemetering equipment is analogue collection module.
It also includes interconnection switch, and interconnection switch controls the power supply of field apparatus, when normally working, interconnection switch makes field apparatus be connected with non-fire-fighting equipment, when a fire, interconnection switch makes field apparatus be connected with fire-fighting power supply, and interconnection switch is also connected with long-distance monitorng device and remote control unit.
It also includes that building automation system BAS supervising device and communication adapter, building automation system BAS supervising device are connected with communication adapter, and communication adapter is connected with protocol converter by fieldbus.
Described building automation system BAS supervising device includes air conditioning system supervising device, VMC (Ventilation Mechanical Control System) supervising device, air supplying and exhausting system supervising device, refrigeration station system supervising device, heat-exchange system supervising device and supply and drain water system supervising device.
The operation more complicated for railway station is on-the-spot, needs to install some controllers in bigger space, has combined monitor task.At this point it is possible to arrange an automation subsystem between central monitoring station and field controller as intermediate layer, such as transformer and distribution station intelligent monitor system, illuminating station monitoring system, controlling system of central air conditioner, tunnel electronic & mechanic machine control system etc..These subsystems data to lower collection field controller and intelligent apparatus etc., the data that upper forwarding is collected and information；Meanwhile, receive various control command, and be issued to intelligent apparatus execution.Can be with interface or linkage between subsystems, it is achieved integrated monitoring.
TBAS-1000 system specifically completes following function:
(1) complete task in the data set of on-the-spot each controller, and superior main website sends data；
(2) accept the control command of higher level main website, be distributed to corresponding controller and perform control task；
(3) human-machine interface function is provided if desired, it is simple to the personnel of tour perform supervision, control task in locality；
(4) data-interface with fire alarm system FAS is provided.
Relatively large for low voltage substation, relatively more independent system, needs some supervising devices or intelligence instrument, then can use fieldbus that these terminals, instrument are coupled together composition automation subsystem, be connected to Ethernet by protocol converter the most again.
Described fieldbus is CAN, LonWorks bus or RS-485 bus, and fieldbus uses copper cable, such as unshielded twisted pair, Shielded Twisted Pair.
Low buckling distribution monitor device need to have Ethernet interface, it then follows ICP/IP protocol, it is possible to access network based on ethernet network, so that system network architecture more flattening, network performance is more excellent.
If necessary, local monitoring system can be arranged in subsystem one-level, provide interactive service for operator on duty, attendant.
It also includes monitor workstation, and monitor workstation provides human-machine interface function, it is simple to operator on duty performs supervision, control task in locality, provides interactive service, monitor workstation to access fieldbus by protocol converter for attendant.
Generally, 10KV and above transformer and distribution station are included Power telecontrol system or data acquisition in and are monitored with supervisor control, and 10KV/400V low voltage substation includes electronic & mechanic machine control system monitoring in.
As it is shown on figure 3, a typical low voltage substation intelligent monitor system scheme.
10kV transformer and distribution station comprises low buckling distribution intelligent monitor system, 10KV/0.4KV transformator, service entrance switch, outlet switch, interconnection switch, fire-fighting power supply loop, non fire fighting power supply loop and field apparatus, 10KV inlet wire is connected with transformer inputs by service entrance switch, transformator outfan is connected with fire-fighting power supply loop by outlet switch, fire-fighting power supply and non fire fighting power supply are connected with field apparatus by interconnection switch, low buckling distribution intelligent monitor system monitoring transformator, interconnection switch, outlet switch and field apparatus.When normally working, interconnection switch makes field apparatus be connected with non-fire-fighting equipment, and when a fire, interconnection switch makes field apparatus be connected with fire-fighting power supply, and interconnection switch is also connected with long-distance monitorng device and remote control unit.
Low buckling distribution intelligent monitor system also with the data-interface of fire alarm system FAS, when a fire, cut off the connection of non fire fighting power supply and field apparatus at once, make fire-fighting power supply be connected with field apparatus, for field apparatus safe power supply.
Low buckling distribution intelligent monitor system includes multiple long-distance monitorng device, idle compensating control, multiple remote control unit, multiple telemetering equipment, multiple telecommunication equipment, multiple intelligence instrument, fieldbus and communication controler.
Wherein, long-distance monitorng device is multiple electric power monitoring and control device PMC916, respectively monitoring site equipment, interconnection switch and transformator；Telecommunication equipment is switching value acquisition module RSI32；Telemetering equipment is analogue collection module RCM32；Remote control unit is remote relay output module RCU16.
RCU16 remote control unit is the remote relay output module of low buckling distribution intelligent monitor system, perform the remote manipulation of system for accepting computer instruction or automatically control, RCU16 has No. 16 relay outputs, relay output can be divided into pulse and two kinds of forms of self-sustaining, under impulse type mode, relay contact closure was automatically releasable after two seconds, and under self-sustaining mode, relay output remains Guan Bi or off-state for a long time.
RSI32 telecommunication equipment is the switching value acquisition module of low buckling distribution intelligent monitor system, is used for gathering on-off model and being converted to digital signal, connects the data exchange realized with monitoring system through communication.RSI32 uses Phototube Coupling input, can gather 32 road passive switch amount signals simultaneously.
RCM32 telemetering equipment is the analogue collection module of low buckling distribution intelligent monitor system, by connecting the element such as transformer, transmitter, for gathering the analog signalses such as electric current, voltage, power, temperature, humidity, pressure, flow and being converted to digital signal, connect the data exchange realized with monitoring system through communication.RCM32 telemetering equipment can gather 32 0-20mA exchanges or 4-20mA DC current signal simultaneously, reflects the remote measurement value of measurand in real time.
PMC916 can be directly used as the electric parameter metering instrument of low buckling distribution intelligent monitor system, has eight way switch amount Input Monitor Connectors and No. four relay outputs.Utilizing On-off signal monitoring function, user can realize the Stateful Inspection to various switching values and remote signalling displacement monitors；Utilizing relay output function, user can realize the functions such as the out-of-limit monitoring of remote manipulation, programme-control and electricity and control.PMC916 supports MODBUS/CAN stipulations, can exchange information with all kinds of computer supervisory control systems.
Illustrate: need to connect voltage transformer when PMC916 measures voltage more than 400V, need to connect current transformer when PMC916 measures electric current more than 5A.
Low pressure transformer and distribution power station monitoring system has the following characteristics that
(1) remote signalling switching value measures function: switch acquisition, each RSI32 telecommunication equipment can gather 8 passive switch amount inputs；
(2) remote switch amount controls function: relay exports, and each RCU16 remote control unit has 4 relay tip outputs, can be used for being remotely controlled operation, the out-of-limit action of electricity or alarm operation, remote control operation etc..
(3) specific function:
1, the setting of password, the function setting of PMC916 to be revised must input password, so contribute to the safety of operation.The function setting of PMC916 can be carried out after inputting correct password.
2, alarm function is associated with relay, when PMC916 detects that certain electric parameters is out-of-limit, warning signal can export certain relay, and the corresponding relation referred to as alarm function arranging electric parameters alarm and relay output is associated with relay.Occur that the time delay to the output relay action of PMC916 is referred to as " action time delay " from warning information, and the duration of relay contact action Guan Bi is referred to as " action retention time "." action time delay " and " action retention time " all can press the time interval of 0.1 between 0 second to 99 second and adjust.
(4) PMC916 shows and human-computer interaction function: PMC916, with LCDs, can realize local man-machine interaction by keyboard operation switching display content；All measurements can be observed page by page and calculate data and the parameter of setting, it is possible to carrying out the setting of parameter or the control operation of this locality.The parameter of all electrical data and setting of observing this PMC916 monitoring need not input password；The amendment or the local operation that are set value need password.
The concrete monitoring content of TBAS-1000 system is:
(1) fire-fighting power supply, non fire fighting power supply outlet switch, the on off state of interconnection switch are monitored；
(2) its voltage and current is monitored；
(3) monitor for distribution power factor, frequency.
Low buckling distribution intelligent monitor system lightning protection to be carried out, grounding measures, for ensureing that monitoring device is not affected by damage to crops caused by thunder, at power supply box, pass through in the power line of outdoor, order wire, grid line terminal device case, need to arrange corresponding lightning protection terminal by difference.
Low buckling distribution intelligent monitor system earth resistance should be designed by R≤1 Ω.For there being integrated ground system, integrated ground system can be accessed；There is no integrated ground system, it should independently set grounding device.Monitoring cable shield preferably uses single-point grounding, and various controllers use one point earth or floating ground according to product requirement.
Claims (2)
1. a railway station low buckling distribution intelligent monitor system, it is characterized in that: it includes long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument, fieldbus, protocol converter and field apparatus, protocol converter is connected with main website of Surveillance center by Ethernet, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment and intelligence instrument are connected with protocol converter by fieldbus, long-distance monitorng device, idle compensating control, remote control unit, telemetering equipment, telecommunication equipment, intelligence instrument is also connected with field apparatus；
Described remote control unit is remote relay output module, and described telecommunication equipment is switching value acquisition module, and described telemetering equipment is analogue collection module；
Described long-distance monitorng device includes rack, communication unit, RTU RTU, binding post, Switching Power Supply and tail optical fiber box, communication unit is connected with tail optical fiber box, communication unit is connected with RTU RTU, Switching Power Supply is connected with RTU RTU, and Interface Terminal is corresponding with the terminal on RTU RTU to be connected；
Communication unit is the optical transmitter and receiver having self-healing function；
Binding post includes remote signalling terminal, remote control terminal, voltage terminal, current terminal, DC terminal and communication terminal；
Described long-distance monitorng device also includes relay, air switch and spark gap；
Communication unit, RTU RTU, binding post, Switching Power Supply, tail optical fiber box, relay, air switch and spark gap use base plate screw mounting means or standard DIN guide rails assembling mode；
Described monitoring system also includes interconnection switch, interconnection switch controls the power supply of field apparatus, when normally working, interconnection switch makes field apparatus be connected with non-fire-fighting equipment, when a fire, interconnection switch makes field apparatus be connected with fire-fighting power supply, and interconnection switch is also connected with long-distance monitorng device and remote control unit；
Described monitoring system also includes monitor workstation, and monitor workstation provides human-machine interface function, it is simple to operator on duty performs supervision, control task in locality, provides interactive service, monitor workstation to access fieldbus by protocol converter for attendant；
Described monitoring system also includes that building automation system BAS supervising device and communication adapter, building automation system BAS supervising device are connected with communication adapter, and communication adapter is connected with protocol converter by fieldbus；
Described building automation system BAS supervising device includes air conditioning system supervising device, VMC (Ventilation Mechanical Control System) supervising device, air supplying and exhausting system supervising device, refrigeration station system supervising device, heat-exchange system supervising device and supply and drain water system supervising device.
A kind of railway station low buckling distribution intelligent monitor system the most according to claim 1, it is characterised in that: described fieldbus is CAN, LonWorks bus or RS-485 bus.
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| CN110401198A (en) * | 2019-07-29 | 2019-11-01 | 长沙而道新能源科技有限公司 | A kind of railway station low pressure change distribution intelligent monitor system |
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| CN104581087B (en) * | 2015-02-05 | 2018-06-19 | 成都君禾天成科技有限公司 | A kind of power transmission line intelligent remote monitoring system based on Internet of Things |
| CN106577627A (en) * | 2016-11-04 | 2017-04-26 | 上海铁路局合肥供电段 | Railway overhead contact system distributed bird repelling system based on wireless communication and control method thereof |
| CN107611794A (en) * | 2017-10-19 | 2018-01-19 | 合肥联信电源有限公司 | Fire-fighting power distribution cabinet based on bas and fas monitoring systems |
| CN110718967B (en) * | 2019-10-28 | 2023-06-06 | 英格尔自动化(福建)有限公司 | Intelligent power distribution operation and maintenance system applied to subway station |
| CN112701568A (en) * | 2020-12-22 | 2021-04-23 | 苏州笑聪电气设备有限公司 | Automatic control system of power distribution equipment |
| CN113985193B (en) * | 2021-09-26 | 2024-01-26 | 中津沛科建设股份有限公司 | Wireless power failure monitoring system and monitoring method |
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| CN201523238U (en) * | 2009-10-23 | 2010-07-07 | 湖南大学 | Micro net power quality integrated control system |
| CN202084993U (en) * | 2011-05-17 | 2011-12-21 | 中国电力科学研究院 | Standard intelligent distribution transform terminal |
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| CN110401198A (en) * | 2019-07-29 | 2019-11-01 | 长沙而道新能源科技有限公司 | A kind of railway station low pressure change distribution intelligent monitor system |
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